﻿#if WIN
using System;
using System.Drawing;

namespace ThingsGateway.NewLife.Serialization;

/// <summary>字体处理器。</summary>
public class BinaryFont : BinaryHandlerBase
{
    /// <summary>实例化</summary>
    public BinaryFont() => Priority = 50;

    /// <summary>写入对象</summary>
    /// <param name="value">目标对象</param>
    /// <param name="type">类型</param>
    /// <returns></returns>
    public override Boolean Write(Object? value, Type type)
    {
        if (type != typeof(Font)) return false;

        // 写入引用
        if (value == null || value is not Font font)
        {
            Host.WriteSize(0);
            return true;
        }
        Host.WriteSize(1);

        //var font = value as Font;
        WriteLog("WriteFont {0}", font);

        Host.Write(font.Name);
        Host.Write(font.Size);
        Host.Write((Byte)font.Style);

        return true;
    }

    /// <summary>尝试读取指定类型对象</summary>
    /// <param name="type"></param>
    /// <param name="value"></param>
    /// <returns></returns>
    public override Boolean TryRead(Type type, ref Object? value)
    {
        if (type != typeof(Font)) return false;

        // 读引用
        var size = Host.ReadSize();
        if (size == 0) return true;

        if (size != 1) WriteLog("读取引用应该是1，而实际是{0}", size);

        var font = new Font(Host.Read<String>() ?? String.Empty, Host.Read<Single>(), (FontStyle)Host.ReadByte());
        value = font;
        WriteLog("ReadFont {0}", font);

        return true;
    }
}
#endif